Goldman Sachs downgrades U.S. Q1 GDP to -0.5% and upgrades Q2 to +3%; Warns of SPX may hit 2,000 15 March 2020 Last updated : 15 March 2020 KristianMazza Read more here: Goldman Sachs downgrades U.S. Q1 GDP to -0.5% and upgrades Q2 to +3%; Warns of SPX may hit 2,000